Description

Rhodoxanthin is a naturally occurring, deep red to purple keto-carotenoid pigment valued for its potent antioxidant properties and vibrant color. This compound is crucial for industries requiring stable, natural colorants and bioactive ingredients for health and wellness formulations. It is primarily sought after by manufacturers in the nutraceutical, cosmetic, and food & beverage sectors for its dual functionality as a colorant and a health-promoting agent.

Application

• Natural Food & Beverage Colorant: Used to impart stable red to purple hues in beverages, confectionery, dairy products, and functional foods.
• Dietary Supplements & Nutraceuticals: Incorporated into capsules, tablets, and softgels for its antioxidant benefits and support for eye and skin health.
• Cosmetics & Personal Care: Serves as a natural color additive in lipsticks, blushes, and skincare serums, often marketed for its anti-aging properties.
• Aquaculture & Animal Feed: Utilized in feed formulations for salmon, trout, and ornamental fish to enhance flesh and skin coloration.
• Pharmaceutical Research: Employed as a reference standard or active ingredient in research focused on oxidative stress and inflammation.
• Functional Ingredients: Blended into sports nutrition and wellness products for its bioactive potential.

Basic Information

Product Name	Rhodoxanthin
CAS No.	116-30-3
Molecular Formula	C40H50O2
Molecular Weight	562.82 g/mol
Synonyms	Rhodoxanthin; 3',4'-Didehydro-β,γ-caroten-3-one; 3',4'-Didehydro-beta,γ-caroten-3-one; CI 75135; Natural Red 27; trans-Rhodoxanthin; (all-E)-Rhodoxanthin; 6'-apo-β-caroten-6'-one; 6'-Apo-β-caroten-6'-one
EINECS	204-138-5

Quality Control

Our Rhodoxanthin is produced and tested under stringent quality management systems to ensure batch-to-batch consistency and purity. We offer grades suitable for food, cosmetic, and nutraceutical applications, with specifications aligned with industry standards for natural pigments. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and safety parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at temperatures between 2°C and 8°C (refrigerated) or under inert atmosphere for long-term stability, as the product is light-sensitive and easily oxidized. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (HPLC/UV-Vis)	Conforms to reference standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents	Meets ICH guidelines
Total Plate Count	≤ 1000 CFU/g
Yeast & Mold	≤ 100 CFU/g

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.